Average Co-Inventor Count = 1.50
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Wilhelm Karmann Gmbh (2 from 183 patents)
2. Wilhem Karmann Gmbh (1 from 2 patents)
3 patents:
1. 6824194 - Convertible with a roof, which can be stowed in the rear region of the vehicle below a lid
2. 6715819 - Convertible vehicle with a storable roof
3. 6336673 - Convertible vehicle